feat support SQLite function, need follow README.md, RAM > 512KB, shell task stack > 32KB, TF card mount FATFS

APP_Framework/lib/SQLite/xizi_port/xizi_io_methods.c

@@ -408,7 +408,7 @@ static int _xizi_io_sector_size(sqlite3_file *file_id)
 
 static int _xizi_io_device_characteristics(sqlite3_file *file_id)
 {
-    return 0;
+    return SQLITE_IOCAP_SAFE_APPEND;
 }
 
 /*

APP_Framework/lib/SQLite/xizi_port/xizi_mutex.c

@@ -122,7 +122,7 @@ static sqlite3_mutex * _xizi_mtx_alloc(int id)
     {
         case SQLITE_MUTEX_FAST:
         case SQLITE_MUTEX_RECURSIVE:
-            p = PrivMalloc(sizeof(sqlite3_mutex));
+            p = sqlite3_malloc(sizeof(sqlite3_mutex));
 
             if (p != NULL) {
                 PrivMutexCreate(&p->mutex, 0);

APP_Framework/lib/SQLite/xizi_port/xizi_vfs.c

@@ -101,7 +101,7 @@ int _gettimeofday(struct timeval *tp, void *ignore)
 
 static int _Access(const char *pathname, int mode)
 {
-    int fd;
+    int fd = -1;
 
     fd = PrivOpen(pathname, O_RDONLY);